Sears 536.25587 owner manual Engine, Recommended Viscosity Grades, Lubrication, AIR Screen See Fig

CUSTOMER RESPONSIBILITIES

ENGINE

LUBRICATION

Read ENGINE instructions in this section and OPERATION section of this manual before trying to start engine

NOTE: Be sure oil has been added to engine crankcase before trying to start engine.

OIL RECOMMENDATIONS

Onty use high quality detergent oil rated with APf service classification SG Select the oil'sSAE viscosity g fade according to your expected operating temperature:

VIEW FROM RIGHT-HAND SIDE OF ENGINE

RECOMMENDED	VISCOSITY	GRADES
	32°F
COLDER_€	I	--_WARMER
5W30	SAE30

	Fig, 18
I	OIL FILL CAP/
AIR SCREEN	DIPSTICK

NOTE: Although multi-viscosity oils (5W30, 10W30, etc..) improve starting in cold weather, these multi-viscosity oils will result in increased oil consumption when used above 32°F. Check your engine oi] level more frequently to avoid possible engine damage from running low on oil

TO CHANGE ENGINE OIL (See Figs. 18 & 19)

Raise and lower hood slowly to avoid personal injury or damage to tractor.

eBe sure tractor is parked on a level surface

eOitwill drain more freely when warm.

eClean area around oil fill drain and cap before removing dipstick.

eCatch oil in a suitable container

eRemove oil fitt cap/dipstick Be careful not to allow dirt to enter the engine when changing oil

•Remove oii drain plug.

•After oil has drained completely, replace oil drain plug and tighten securely.

•Refill engine crankcase with oil through oil fill tube Pour slowly° Do not over fill For approximate capacity see PRODUCT SPECIFICATIONS on page 3 of this manual.

•Use gauge on oi!fillcap/dipstickfor checking level.. Be sure oil fill cap istightened securely for accurate reading. Keep oil at FULL line on dipstick

AIR SCREEN (See Fig. '19)

Engine air screen must be kept free of dirt and chaff to prevent engine damage from overheating. Clean air screen with compressed air to remove dirt and stubborn dried gum fibers

ENGINE COOLING FINS

(See Fig. 20)

Grass, chaff or dirt may clog the rotating screen and the air cooling system, especially after prolonged service in cutting tall dry grasses Yearly or every 100 hours, whichever occurs first, remove the blower housing and clean internal cooling lins and surfaces as shown to avoid overheating and engine damage. Clean more often if necessary

2I

Fig. 19

CLEAN AREA OF

ALL DIRT AND DEBRIS

Flg. 20

i